<!DOCTYPE html>
<html>
<head>
	<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
	<meta http-equiv="pragma" content="no-cache"/>
	<title>Insert title here</title>
	<link rel="stylesheet" type="text/css" href="../resources/css/global.css"/>
	<style type="text/css">
		.index-wrap {
			position: relative;
			height: 100%;
			width: 85%;
			margin: 0 auto;
		}
		.index-header {
			display: block;
			position: absolute;
			height: 75px;
			width: 100%;
			border: 1px solid #D01;
			top: 0;
			left: 0;
			z-index: 1;
		}
		.index-body {
			display: block;
			position: absolute;
			height: 100%;
			width: 100%;
			top: 0;
			left: 0;
			border: 1px solid #0021DD;
		}
		.index-body-main {
			position: relative;
			margin-top: 75px;
			border: 1px solid #06DD00;
		}
	</style>
</head>
<body>
	<div class="index-wrap">
		<div class="index-header">上边固定高度</div>
		<div class="index-body">
			<div class="index-body-main">
				下边自适应高度
			</div>
		</div>
	</div>
</body>
</html>